1303005228787 has 2 divisors, whose sum is σ = 1303005228788. Its totient is φ = 1303005228786.

The previous prime is 1303005228751. The next prime is 1303005228803. The reversal of 1303005228787 is 7878225003031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1303005228787 - 2¹⁹ = 1303004704499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303005228737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651502614393 + 651502614394.

It is an arithmetic number, because the mean of its divisors is an integer number (651502614394).

Almost surely, 2^{1303005228787} is an apocalyptic number.

1303005228787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303005228787 is an equidigital number, since it uses as much as digits as its factorization.

1303005228787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 1303005228787 in words is "one trillion, three hundred three billion, five million, two hundred twenty-eight thousand, seven hundred eighty-seven".